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(11)

EP 3 308 573 A1

(12)

(43) Date of publication: 18.04.2018 Bulletin 2018/16 (21) Application number: 16807803.8 (22) Date of filing: 09.06.2016

(51) International Patent Classification (IPC):  H04W 28/02(2009.01) H04W 88/08(2009.01) H04L 12/26(2006.01) H04W 72/04(2009.01) H04L 12/24(2006.01) H04W 4/08(2009.01) (86) International application number: PCT/KR2016/006098 (87) International publication number: WO 2016/200163 (15.12.2016 Gazette 2016/50)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 09.06.2015 US 201562172927 P 02.09.2015 KR 20150124224 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si, Gyeonggi-do 16677 (KR)	(72) Inventors: KIM, Hanseok Suwon-si Gyeonggi-do 16677 (KR) KIM, Dongsook Suwon-si Gyeonggi-do 16677 (KR) KIM, Juyoung Suwon-si Gyeonggi-do 16677 (KR) SONG, Junhyuk Suwon-si Gyeonggi-do 16677 (KR) LIM, Hyungtaig Suwon-si Gyeonggi-do 16677 (KR) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL) (56) References cited: :